Perfume Studio Set of Premium Grade Clear Glass Bottles with Removable Fine Spray Tops. The Boston round clear glass bottles come securely packaged in a box of 6 units. Each glass bottle holds 2 fluid ounces and has a screw in fine mist sprayer. Multiple Applications: They are ideal for essential oil formulas, fragrances, cooking oils, hair solutions, beauty products, garden sprays, home made tanning oil, cleaning solutions, plant sprays, bathroom fresheners, DIY hand sanitizer, and many other soluble thin liquids. These glass bottles are durable, easy to wash and reusable.